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#pragma once

#include <NvInfer.h>

#include <mutex>
#include <string>

namespace triton { namespace backend { namespace tensorrt {

// Logger for TensorRT API
class TensorRTLogger : public nvinfer1::ILogger {
  // Called by TensorRT to log messages
  void log(Severity severity, const char* msg) noexcept override;

 public:
  // Return the last 'Severity::kERROR' message logged by TensorRT
  std::string LastErrorMsg();

 private:
  // Record error messages logged by TensorRT
  void RecordErrorMsg(const char* msg) noexcept;

  std::mutex last_error_msg_mu_;  // Protect the last error message string.
  std::string last_error_msg_;
};

}}}  // namespace triton::backend::tensorrt
